SRAM Force Wide 2x12-Speed Inner Chainring - 30t 94 BCD 4-Bolt Blast BLK For use 43t OuterSRAM Force Wide 2x12 Speed Inner Chainring 30t 94 BCD 4 Bolt Blast Black For use with 43t Outer. 4 bolt chainring for Force AXS 2x12 cranksets. X Range gearing technology gives you more range and a smoother gear progression so youre always in the right gear Tooth profiles are designed for improved wear Chainrings feature a durable finish TECH SPECS Tooth Count 30 Ring Position Type Inner Drivetrain Speeds 12 Chainring BCD 94 Color Blast Black Defined